- Elon Musk: SpaceX and Tesla alive ‘by skin of their teeth’BBC News
- Elon Musk Q&A: First Mars spaceship is being built, with flight tests set for 2019GeekWire
- Elon Musk wants to preserve humanity in spaceCNET
- Elon Musk, speaking at SXSW, projects Mars spaceship will be ready for short trips by first half of 2019CNBC
- Elon Musk still thinks a Mars colony will save us from a future dark ageThe Verge